BR112018068914B1 - Tubo de aço inoxidável sem costura de alta resistência para poço de óleo - Google Patents

Tubo de aço inoxidável sem costura de alta resistência para poço de óleo Download PDF

Info

Publication number
BR112018068914B1
BR112018068914B1 BR112018068914-9A BR112018068914A BR112018068914B1 BR 112018068914 B1 BR112018068914 B1 BR 112018068914B1 BR 112018068914 A BR112018068914 A BR 112018068914A BR 112018068914 B1 BR112018068914 B1 BR 112018068914B1
Authority
BR
Brazil
Prior art keywords
content
less
stainless steel
resistance
corrosion
Prior art date
Application number
BR112018068914-9A
Other languages
English (en)
Portuguese (pt)
Other versions
BR112018068914A2 (pt
Inventor
Kenichiro Eguchi
Yasuhide Ishiguro
Original Assignee
Jfe Steel Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jfe Steel Corporation filed Critical Jfe Steel Corporation
Publication of BR112018068914A2 publication Critical patent/BR112018068914A2/pt
Publication of BR112018068914B1 publication Critical patent/BR112018068914B1/pt

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • C21D9/085Cooling or quenching
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D6/00Heat treatment of ferrous alloys
    • C21D6/004Heat treatment of ferrous alloys containing Cr and Ni
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D6/00Heat treatment of ferrous alloys
    • C21D6/005Heat treatment of ferrous alloys containing Mn
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D6/00Heat treatment of ferrous alloys
    • C21D6/007Heat treatment of ferrous alloys containing Co
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D6/00Heat treatment of ferrous alloys
    • C21D6/008Heat treatment of ferrous alloys containing Si
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/10Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • C21D8/105Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies of ferrous alloys
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/001Ferrous alloys, e.g. steel alloys containing N
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/002Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/005Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/008Ferrous alloys, e.g. steel alloys containing tin
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/04Ferrous alloys, e.g. steel alloys containing manganese
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/06Ferrous alloys, e.g. steel alloys containing aluminium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/20Ferrous alloys, e.g. steel alloys containing chromium with copper
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/22Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/24Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/26Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/48Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/52Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/008Martensite

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatment Of Steel (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
BR112018068914-9A 2016-03-29 2016-12-16 Tubo de aço inoxidável sem costura de alta resistência para poço de óleo BR112018068914B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2016-065840 2016-03-29
JP2016065840 2016-03-29
PCT/JP2016/087596 WO2017168874A1 (ja) 2016-03-29 2016-12-16 油井用高強度ステンレス継目無鋼管

Publications (2)

Publication Number Publication Date
BR112018068914A2 BR112018068914A2 (pt) 2019-01-22
BR112018068914B1 true BR112018068914B1 (pt) 2022-02-15

Family

ID=59962891

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018068914-9A BR112018068914B1 (pt) 2016-03-29 2016-12-16 Tubo de aço inoxidável sem costura de alta resistência para poço de óleo

Country Status (7)

Country Link
US (1) US11414719B2 (es)
EP (1) EP3438305B1 (es)
JP (1) JP6460229B2 (es)
AR (1) AR107987A1 (es)
BR (1) BR112018068914B1 (es)
MX (1) MX2018011883A (es)
WO (1) WO2017168874A1 (es)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016109253A1 (de) * 2016-05-19 2017-12-07 Böhler Edelstahl GmbH & Co KG Verfahren zum Herstellen eines Stahlwerkstoffs und Stahlwerksstoff
BR112020004793A2 (pt) * 2017-09-29 2020-09-24 Jfe Steel Corporation tubo sem costura de aço inoxidável martensítico para produtos tubulares para regiões petrolíferas, e método para sua fabricação
EP3533897A1 (en) * 2018-02-28 2019-09-04 Siemens Aktiengesellschaft Improvements relating to the metal alloy components and their manufacture
WO2019225280A1 (ja) * 2018-05-25 2019-11-28 Jfeスチール株式会社 油井管用マルテンサイト系ステンレス継目無鋼管およびその製造方法
JP6680409B1 (ja) * 2018-05-25 2020-04-15 Jfeスチール株式会社 油井管用マルテンサイト系ステンレス継目無鋼管およびその製造方法
US11970759B2 (en) * 2018-10-02 2024-04-30 Nippon Steel Corporation Martensitic stainless seamless steel pipe
JP7060109B2 (ja) * 2018-10-02 2022-04-26 日本製鉄株式会社 マルテンサイト系ステンレス継目無鋼管
CN112955576A (zh) * 2018-11-05 2021-06-11 杰富意钢铁株式会社 油井管用马氏体系不锈钢无缝钢管及其制造方法
CN111636037B (zh) * 2019-03-01 2022-06-28 育材堂(苏州)材料科技有限公司 热作模具钢、其热处理方法及热作模具
CN111748727B (zh) * 2019-03-27 2022-01-14 宝山钢铁股份有限公司 一种可焊性优良的超高强无缝钢管及其制造方法
CN114829647A (zh) * 2019-12-24 2022-07-29 杰富意钢铁株式会社 油井用高强度不锈钢无缝钢管
US20230137295A1 (en) * 2020-03-19 2023-05-04 Jfe Steel Corporation Stainless steel seamless pipe and method for manufacturing stainless steel seamless pipe
BR112022019250A2 (pt) * 2020-04-01 2022-11-16 Jfe Steel Corp Tubo sem costura de aço inoxidável de alta resistência para produtos tubulares petrolíferos e método para a fabricação do mesmo
US20230114537A1 (en) * 2020-04-07 2023-04-13 Nippon Steel Corporation Martensitic stainless steel seamless pipe
EP4123037A1 (en) 2020-07-06 2023-01-25 JFE Steel Corporation Seamless stainless steel pipe and production method therefor
CN112191857B (zh) * 2020-12-04 2021-07-06 西安欧中材料科技有限公司 一种利用高能量密度等离子旋转电极制备铁基粉的方法
MX2023008536A (es) * 2021-02-26 2023-07-28 Jfe Steel Corp Tuberia de acero inoxidable de alta resistencia para productos tubulares para campos petroleros y procedimiento para su fabricacion.
CN117043378A (zh) * 2021-03-24 2023-11-10 日本制铁株式会社 马氏体系不锈钢钢材
WO2023053743A1 (ja) * 2021-09-29 2023-04-06 Jfeスチール株式会社 油井用高強度ステンレス継目無鋼管およびその製造方法
JP7226675B1 (ja) * 2021-09-29 2023-02-21 Jfeスチール株式会社 油井用高強度ステンレス継目無鋼管およびその製造方法
WO2023054586A1 (ja) 2021-10-01 2023-04-06 日本製鉄株式会社 マルテンサイト系ステンレス鋼管
WO2023145346A1 (ja) * 2022-01-31 2023-08-03 Jfeスチール株式会社 油井用高強度ステンレス継目無鋼管

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5778714A (en) 1995-05-19 1998-07-14 Nkk Corporation Method for manufacturing seamless pipe
JPH101755A (ja) 1996-04-15 1998-01-06 Nippon Steel Corp 耐食性、耐硫化物応力腐食割れに優れたマルテンサイトステンレス鋼及びその製造方法
EP1514950B1 (en) * 2002-06-19 2011-09-28 JFE Steel Corporation Stainless-steel pipe for oil well and process for producing the same
US6899773B2 (en) * 2003-02-07 2005-05-31 Advanced Steel Technology, Llc Fine-grained martensitic stainless steel and method thereof
JP5109222B2 (ja) * 2003-08-19 2012-12-26 Jfeスチール株式会社 耐食性に優れた油井用高強度ステンレス継目無鋼管およびその製造方法
US7520942B2 (en) * 2004-09-22 2009-04-21 Ut-Battelle, Llc Nano-scale nitride-particle-strengthened high-temperature wrought ferritic and martensitic steels
JP5092204B2 (ja) * 2005-04-28 2012-12-05 Jfeスチール株式会社 拡管性に優れる油井用ステンレス鋼管
BRPI0609856A2 (pt) 2005-04-28 2010-05-11 Jfe Steel Corp tubo de aço inoxidável tendo excelente capacidade de dilatação para produtos tubulares para campos petrolìferos
JP5487689B2 (ja) * 2009-04-06 2014-05-07 Jfeスチール株式会社 油井管用マルテンサイト系ステンレス継目無鋼管の製造方法
JP5348354B1 (ja) * 2012-03-26 2013-11-20 新日鐵住金株式会社 油井用ステンレス鋼及び油井用ステンレス鋼管
JP5967066B2 (ja) * 2012-12-21 2016-08-10 Jfeスチール株式会社 耐食性に優れた油井用高強度ステンレス継目無鋼管およびその製造方法
JP6102798B2 (ja) * 2014-02-28 2017-03-29 Jfeスチール株式会社 リールバージ敷設に優れるラインパイプ用マルテンサイト系ステンレス鋼管の製造方法
MX2017009205A (es) * 2015-01-15 2017-11-17 Jfe Steel Corp Tuberia de acero inoxidable sin costura para productos tubulares de region petrolifera y metodo de fabricacion de la misma.
WO2017010036A1 (ja) * 2015-07-10 2017-01-19 Jfeスチール株式会社 高強度ステンレス継目無鋼管およびその製造方法
CN106282845A (zh) 2016-08-31 2017-01-04 浙江恒源钢业有限公司 一种耐腐蚀无缝不锈钢管及其制备方法
EP3569724B1 (en) * 2017-01-13 2022-02-02 JFE Steel Corporation High strength seamless stainless steel pipe and production method therefor
JP6399259B1 (ja) * 2017-02-24 2018-10-03 Jfeスチール株式会社 油井用高強度ステンレス継目無鋼管およびその製造方法

Also Published As

Publication number Publication date
AR107987A1 (es) 2018-07-04
MX2018011883A (es) 2018-12-17
EP3438305B1 (en) 2021-01-27
WO2017168874A1 (ja) 2017-10-05
US20190136337A1 (en) 2019-05-09
JPWO2017168874A1 (ja) 2018-04-05
JP6460229B2 (ja) 2019-01-30
BR112018068914A2 (pt) 2019-01-22
EP3438305A1 (en) 2019-02-06
US11414719B2 (en) 2022-08-16
EP3438305A4 (en) 2019-02-06

Similar Documents

Publication Publication Date Title
BR112018068914B1 (pt) Tubo de aço inoxidável sem costura de alta resistência para poço de óleo
BR112020003067A2 (pt) tubo sem costura de aço inoxidável de alta resistência para produtos tubulares petrolíferos do país, e processo para a fabricação do mesmo
BR112018000540B1 (pt) Tubo de aço inoxidável sem costura de alta resistência e método para a fabricação de tubo de aço inoxidável sem costura de alta resistência
EP2865777B1 (en) High-strength stainless steel seamless pipe having excellent corrosion resistance for oil well, and method for manufacturing same
BR112019001287B1 (pt) Tubo de aço inoxidável sem costura de alta resistência para bens tubulares para indústria de petróleo e método para produzir o mesmo
BR112015014716B1 (pt) Tubo ou tubulação sem costura de aço inoxidável de alta resistência para poços de óleo tubulares e método para fabricação do tubo ou tubulação
BR112019017105A2 (pt) tubo de aço inoxidável sem costura de alta resistência para produtos tubulares petrolíferos e método de produção do mesmo
BR112019013808A2 (pt) aço inoxidável dúplex e método para produzir o mesmo
BR112018015713B1 (pt) Tubulaqao de aqo inoxidavel sem emenda de alta resistencia para poqo de oleo e metodo para fabricar a mesma
BR112019002999B1 (pt) Tubo de aço inoxidável sem costura de fase dupla e método para a produção do mesmo
ES2927150T3 (es) Tubería de acero de pared gruesa sin costura de alta resistencia y procedimiento para producir la misma
BR112019007842B1 (pt) Tubo sem costura de aço inoxidável martensítico para produtos tubulares do setor petrolífero e seu método de produção
BR112018072904B1 (pt) Barra de aço para membro de fundo de poço e membro de fundo de poço
BR112016004849B1 (pt) Método de fabricação de um tubo de aço inoxidável de alta resistência e tubo de aço inoxidável de alta resistência
BR112014029392B1 (pt) Tubo de aço inoxidável sem costura de alta resistência para materiais tubulares de campos petrolíferos e método para produção do mesmo
JP6156609B1 (ja) 油井用高強度ステンレス継目無鋼管およびその製造方法
BRPI0613973A2 (pt) método de produção de tubo de aço sem costura
BR112017009762B1 (pt) Tubo de poço de óleo de aço de baixa liga e método de fabricação de tubo de poço de óleo de aço de baixa liga
BR112014030346B1 (pt) materiais tubulares de campos de petróleo e métodos de produção dos mesmos
BR112018012400B1 (pt) Tubo de aço inoxidável sem costura de alta resistência para poços de petróleo e método de fabricação do mesmo
BRPI0909042B1 (pt) Aço inoxidável usado para produtos tubulares empregados nos campos petrolíferos
BR112020004808B1 (pt) Tubo sem costura de aço inoxidável martensítico para produtos tubulares petrolíferos e método para fabricação deste
BR112020004793A2 (pt) tubo sem costura de aço inoxidável martensítico para produtos tubulares para regiões petrolíferas, e método para sua fabricação
BR112017014690B1 (pt) Tubo de aço inoxidável sem costura para produtos tubulares e acessórios para a indústria petrolífera e método para fabricar o mesmo
BR112019004836B1 (pt) Tubo de aço contínuo de alta resistibilidade para poço de petróleo, e método para produção do mesmo

Legal Events

Date Code Title Description
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B350 Update of information on the portal [chapter 15.35 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 16/12/2016, OBSERVADAS AS CONDICOES LEGAIS.